package cn.hdu.liang.stock;

import java.math.BigDecimal;
import java.util.Collection;
import java.util.Date;

public interface StockPrice {
    String getSymbol();

    Date getDate();

    BigDecimal getClosingPrice();

    BigDecimal getHigh();

    BigDecimal getLow();

    BigDecimal getOpeningPrice();

    boolean isYearHigh();

    boolean isYearLow();

    Collection<? extends StockOptionPrice> getOptions();
}
